You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Please help me to book a flight ticket from IAH to PHX to meet my family.

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

USER: I have planned to travel on Aug 17th and return on Aug 19th.

ASSISTANT: May I know your name please to proceed further?

USER: Timothy Hill.

ASSISTANT: Can I have your connection preference?

USER: I prefer connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No, thank's.

ASSISTANT: I found an economy class in Spirit airlines with fare 200 and it has single connection. Can I book your ticket?

USER: Ok, please book this ticket.

ASSISTANT: Ok, your booking is confirmed with flight number 1017.

USER: Thank you.

ASSISTANT: Thank you for choosing us.