How about this? You can change it up to suit your style.
Hi HName,
I am so sorry to hear about FILName...my thoughts are with you and the family during this difficult time. I can only imagine that all of this cannot be easy for you at all.
Sure, I can help out with the trip. Let me get back to you soon with some options for you to look over and let me know your preference.
Gr8
Then you would want to look up flight details and then show him some flight schedule options so he can pick out the one that suits him the best.
