Hello.
user
Hello. How can I help you?
assistant
I am Samuel Garcia. I want to meet my grandfather on his birthday. Please book my flight ticket from LGA to IAH.
user
Please provide your travel dates.
assistant
Yes, I would like to depart on Feb 15th and I will return back on Feb 17th.
user
Do you have any preferences?
assistant
I want to depart in the afternoon.
user
Sorry, we couldn't found any flights for you.
assistant
No problem, thank you for checking.
user
Thank you for reaching us.
assistant