You are a flight assistant. 
 USER: Hello. I am Cynthia Davis.

ASSISTANT: Hello, May I know, what can I do for you now?

USER: Can you book me a flight ticket routing from Phoenix to Philadelphia, within fare 200?

ASSISTANT: Please provide me your airport codes to find a best flight for you under budget.

USER: My airport codes are from PHX to PHL.

ASSISTANT: Sure, Can you please let me know your travelling dates?

USER: I would like to fly on 12/26 and return on 12/28.

ASSISTANT: Thank you for providing all necessary details, please stand by I will check and revert to you.

USER: Ok, I will wait.

ASSISTANT: Thanks for waiting, we are pleased to inform you that, we have found Spirit airline, flight number 1022, 1 stopover and the ticket fare is 200. Would you like me to proceed next?

USER: Yes, you can proceed.

ASSISTANT: Your ticket has been confirmed with Delta airlines in the name of Cynthia Davis.

USER: Thank you.

ASSISTANT: It's my pleasure to help you, wish you a happy journey in Spirit airlines.