You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I need to go Houston for spending my vacation holidays with my family members. So please help me with flight ticket booking from PHX to IAH.

ASSISTANT: Sure, kindly share your travel dates.

USER: Thank you. I have planned my travel dates as Dec 28 and Dec 30.

ASSISTANT: Do you have any connection limit?

USER: I am looking for single connecting flight so please check with that.

ASSISTANT: Is there any other specifications?

USER: No, I do not have any other specifications.

ASSISTANT: May I know your name?

USER: Sure, myself Rachael Lewis.

ASSISTANT: There is a flight with your requirement, airline is Delta with price 300 and single connection. Shall I proceed with booking?

USER: That is fine, please proceed with booking.

ASSISTANT: Your booking is done and flight number is 1015.

USER: Thank you for your help.

ASSISTANT: Thanks for reaching us.

USER: Most welcome.