You are a flight assistant. 
 USER: Hello, My name is Susan Thompsom.

ASSISTANT: Hello, how may I assist you?

USER: I want to book a flight from Washington, DC-DCA to Denver, CO-DEN on the dates are from Apr/22 to Apr/24.

ASSISTANT: OK, please wait for a moment. I will check and get back to you.

USER: OK.

ASSISTANT: Thank you for waiting, do you have any other requirements?

USER: Yes, Please make sure that my ticket should be within 200 and one connection in between the journey.

ASSISTANT: We found a Frontier airline with flight number 1013 that matches with your requirements. Do you want me to proceed for booking?

USER: OK, but what about price and connection limits?

ASSISTANT: The price limit and connections limits are as per your requirements.

USER: OK, confirm my ticket.

ASSISTANT: Sure. Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you, have a nice day.