You are a flight assistant. 
 USER: Hello, I am Kathleen Perez.

ASSISTANT: Hello, how can I aid you?

USER: I want to visit CTL with my friends, can you help me with reservation?

ASSISTANT: Sure, may I know your travelling dates?

USER: My depart is on 07/26 and return on 07/28.

ASSISTANT: Do you have any other specifications?

USER: Yes, I need price under 5000 with single connection.

ASSISTANT: May I know your airport codes?

USER: My origin is DFW and destination is CLT.

ASSISTANT: There is a flight with Delta airline, flight number is 1017 and the price is 100. Shall I proceed?

USER: OK, proceed with it.

ASSISTANT: Your booking has been confirmed.

USER: Thank you, for the help.

ASSISTANT: Thanks for choosing us, have a good day.