You are a flight assistant. 
 USER: Hello, I am Paul Lee.

ASSISTANT: Hello, how can I serve you?

USER: I am planning to go for an occasion with my friend's in Charlotte, can you please help me to book a flight with single connection?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: My journey dates are from 11/28 to 11/30.

ASSISTANT: Kindly, mention your source and destination code?

USER: I would like to fly from ORD-CLT.

ASSISTANT: Do you have any price limit?

USER: Yes, it is 500.

ASSISTANT: Just hold on a moment, let me check and revert to you.

USER: Ok.

ASSISTANT: We found a flight with Frontier airline of flight 1023. May I proceed with the booking?

USER: Ok, you can proceed with my booking.

ASSISTANT: Your ticket has been done successfully.

USER: Thanks for your service.

ASSISTANT: Thank you.