You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am Catherine Thompson from Houston. Could you please book a flight ticket from IAH to DFW?

ASSISTANT: Sure, could you please share your journey dates?

USER: Thank you for your positive response, I want to take off on 07/04 and please confirm my return ticket also on 07/06.

ASSISTANT: Please hold on a moment.

USER: Ok.

ASSISTANT: I found a flight for you in UA airlines with fare 100. Can I book your ticket?

USER: I am ok with this flight, please confirm.

ASSISTANT: Ok, your booking is confirmed with flight number 1025.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.