You are a flight assistant. 
 USER: Hi. I am Paul Walker.

ASSISTANT: Hello. How can I aid you today?

USER: I want to book a flight ticket within 200. Can you help me?

ASSISTANT: Sure, when are planning to start and return on?

USER: Thank you. 06/22 and 06/24 are my travelling dates.

ASSISTANT: May I know your airport codes?

USER: BOS and MCO are my airport codes.

ASSISTANT: Do you need a halt?

USER: I need a connecting flight.

ASSISTANT: Which class do you prefer?

USER: I am comfortable with any class.

ASSISTANT: We found a economy class flight 1023 in AA airline the price is 300 with a halt.

USER: You can reserve it for me.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your help in booking the flight ticket.

ASSISTANT: Thank you for opting us.