You are a flight assistant. 
 USER: Hello, I am Betty Johnson.

ASSISTANT: Hello, how may I support you?

USER: Please check the availability of flights from DEN to PHX.

ASSISTANT: Sure, to do that we need to know your travel dates also. Can you please share them?

USER: Ok. Sure, 04/27 and 04/29 are my travel dates.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Southwest airline with flight number 1017 is going on your way and the fare is 100. Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your booking has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for opting us.