You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is David Edwards.

ASSISTANT: How can I help you today?

USER: I have a plan to visit Phoenix, can you help me for booking a flight ticket from HOU to PHX?

ASSISTANT: Sure, I am here to help you in booking. Can you please share your travel dates?

USER: My travelling dates are Dec 17 and DEc 19.

ASSISTANT: Do you need any halt in between your journey? Do you have am.

USER: I need a one halt in my  journey.

ASSISTANT: Do you have any other requirement?

USER: My departure time should be afternoon.

ASSISTANT: We found a flight 1024 in AA airlines with 1 halt and it costs you 100. Can I proceed?

USER: Ok, please proceed for booking.

ASSISTANT: Your booking is done.

USER: Thank you for booking.

ASSISTANT: Thank you for opting us, have a safe flight.