You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I am Gregory Lopez want to book a flight ticket from SFO to IAH, Can you help me out?

ASSISTANT: Sure, when you are willing to travel?

USER: My journey dates are from Mar 31 to Apr 02.

ASSISTANT: Ok, please wait for some time.

USER: Sure.

ASSISTANT: Thanks for waiting, we found connecting flight 1007 in Southwest airline with fare of 100. Shall I proceed to book?

USER: Ok,  you can proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.