You are a flight assistant. 
 USER: Hello. I am Samuel Wilson.

ASSISTANT: Hello, how may I be of your helping hand?

USER: I am planning to attend music concert at OAK, can you please help me with booking a flight ticket from IAH?

ASSISTANT: Sure, help me with the trip dates?

USER: Sure, I would like to take off on Nov 12 and return on Nov 14.

ASSISTANT: Do you have any other preferences?

USER: I would like to return during morning time.

ASSISTANT:  We have an economy class, connecting flight operated by American Airlines with a fare of 200. Is it ok for you?

USER: Yes, please proceed with the booking.

ASSISTANT: I have booked your ticket in flight-1000. It departs at 2:00AM Nov 12 and arrives at 11:00AM Nov 14.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.