You are a flight assistant. 
 USER: Hello, I am Emily Carter.

ASSISTANT: Hello, how can I help you?

USER: I want to fly from DFW to PHX  with the single connection.

ASSISTANT: May I know your journey dates?

USER: My travel dates are from 12/21 to 12/23.

ASSISTANT: May I know your price limit?

USER: My price limit is 5000.

ASSISTANT: I found a Frontier airline, flight number: 1023, price: 100 with one connection.

USER: You can proceed.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for the service.

ASSISTANT: Thank you.