You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Could you please book me a ticket from PHX to HOU?

ASSISTANT: Sure, I will assist you. Can I have your planned travel dates please?

USER: I will start on Mar 30th and return on Apr 1st.

ASSISTANT: Can I have your name please?

USER: I am Mary Collins.

ASSISTANT: Do you have any connection preference?

USER: I need 1 lay by.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: I found an economy class in United Airlines with fare 100 and it has single connection. Can I book your ticket?

USER: Fine, please proceed.

ASSISTANT: Ok, your booking is confirmed with flight number 1029.

USER: Thanks for your support.

ASSISTANT: Thank you for choosing us.