You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I am Donald Garcia. I would like to fly from Phoenix with the price limit of 5000. Can you help me that?

ASSISTANT: Sure, please share your travelling dates?

USER: My travel dates are from 06/24 to 06/26.

ASSISTANT: Please share your airport codes?

USER: My origin is PHX and destination is DEN.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: We found a connecting flight with fare of 300. Shall I proceed for booking with Delta airline?

USER: Yes please.

ASSISTANT: Your booking is done with 1001 flight number. Have a safe journey.

USER: Thanks for your help.

ASSISTANT: Thanks for approaching us.