Attendance Confirm attendanceion

I am writing regarding to confirm my attendance and participation toin the tracekking on this Saturday with your company.

I'm not fully certain about what you meant by "tracking", but I suspect you meant "trekking", as in hiking.

This is the first time that I am joining a tracek like this, therefore I would like to request some information with respect to the equipment required for that day.

I will assistttend this activity alongside my wife to this activity and I would like to inform her about all the details.

"I will attend alongside my wife this activity" is not grammatically incorrect, but it sounds quite archaic and formal.

Please let me know whatthe time should we beingat which we will be picked up in thisat morning and how long it will last the expedition will last.

It should be "that morning" instead of "this morning", since the expedition has clearly yet to commence.

Seeing that according to the forecast on Saturday, it will be raining, I wonder if the weather will affects the activity or not.

"will", because we're writing in the future tense.

I am looking forward to hearing from you, .¶
Regards, ¶
Claudio.

The last sentence ends with a period. Do not place a period after your name.

I am writing regarding to confirm my attendance and participation to the tracking on this Saturday with your company.

This is the first time that I will join a track like this, t. Therefore, I would like to request some information with respect to the equipment required for that day.

I will assistttend along with my wife to this activity and I would like to inform her about all the details.

Please let me know what time we should we being picked up in this morningarrive and how long it will last the expedition. will last.

The Word order is off.

Seeing that aAccording to the forecast on Saturday, it will be raining,. I wonder if the weather will affects the activity or not.

I am looking forward to hearing from you, .¶
¶
Regards, ¶
Claudio.

Confirmation regarding my attendance

I am writing to you regarding toneeding confirmation about my attendance and participation toin the tracking on this Saturday with your company.

This is the first time that I have joined a track like this, therefore I would like to request you to provide me some information with respect to the equipment required for that day.

I will assist along my wifould like to insist that my wife may also be allowed to accompany me to this activity and I would like talso inform her about all the details.

Please let me know what time should we being picked up in this morning and how long it will last the expeditionin the morning we shall be picked up at and how long the expedition will last for.

Seeing that according to the forecast on Saturday, it will be raining, I wonder if the weather will affects the activity or not.

I am looking forward to hearing from you, . ¶
¶
Regards, ¶
Claudio.

You need to leave line before closing your letter. Also, you need to write your full name.