You are a flight assistant. 
 USER: Hello, I am Carol Jones.

ASSISTANT: Hello, how could I assist you?

USER: I am planning to visit the downtown aquarium in Denver, can you please help me to book a flight with single connection?

ASSISTANT: Could you please provide me your boarding and landing points?

USER: I am travelling from MCO-DEN.

ASSISTANT: Kindly, mention your arrival and departure dates?

USER: My journey dates are from 04/27 to 04/29.

ASSISTANT: Do you have any other requirements?

USER: I can bare up to 200.

ASSISTANT: Please wait for a moment, I will check and revert to you.

USER: Sure.

ASSISTANT: We found a flight with UA airlines of flight 1022. May I proceed with the booking?

USER: Yes, please proceed.

ASSISTANT: Your seat has been reserved.

USER: Thanks for your service.

ASSISTANT: Thank you for availing us.