You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am Gregory Walker, want to travel from HOU to SFO. Please help me in booking my ticket.

ASSISTANT: Sure, I will help you. May I know your planned travel dates please?

USER: Thank you and my planned travelling dates are from 09/15 to 09/17.

ASSISTANT: Do you have any other specifications?

USER: Yes, I need a connecting flight.

ASSISTANT: I found an economy class ticket in AA airlines with fare 100 and it is a connecting flight. Can I book your ticket?

USER: Please book this ticket for me.

ASSISTANT: Ok, your booking is confirmed with flight number 1001.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing our services.