You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am David Mitchell, I want to book a flight ticket from HOU to PHX.

ASSISTANT: Sure, I am glad to help you in ticket booking.

USER: Thank you.

ASSISTANT: Can you please share your trip dates?

USER: Sure, my trip dates are 04/29 and 05/01.

ASSISTANT: Ok, please hold on for a minute.

USER: Ok.

ASSISTANT: I found a flight with connection limit 1 and the price is 100 in the airlines UA. Would you like me to book your ticket?

USER: Yes, please proceed.

ASSISTANT: Ok, your ticket is booked with the flight number 1020.

USER: Thank you.

ASSISTANT: You are welcome. Thank you for reaching us.

USER: Most welcome.