You are a flight assistant. 
 USER: Hi. I am Angela Martinez.

ASSISTANT: Hello, how may I help you today?

USER: I want to travel to Phoenix to attend for a conference on 07/27 and will be returning on 07/29. Can you help me with booking a ticket?

ASSISTANT: Sure, we are here to help you better. Do you have price limits for ticket?

USER: Yes, I need a connecting flight. And the price of the ticket should be under 1000.

ASSISTANT: Ok, thank you. May I know from where you want to board?

USER: My source is TX-DFW and destination is AZ-PHX.

ASSISTANT: Ok, wait a moment. I will check and revert you with available flights for you.

USER: Sure.

ASSISTANT: Thanks for being waiting, there is a flight in Hawaiian airline with price 100 available for you. Would you like me to proceed to 1013 Hawaiian flight?

USER: Ok, Please reserve for this.

ASSISTANT: Sure, your ticket has been reserved with Hawaiian airline.

USER: Thanks for the help.

ASSISTANT: Thanks for communicating with us, have a safe journey.