You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I would like to make a flight ticket reservation from ORD to DCA, can you please help me?

ASSISTANT: Sure, can you share your trip dates?

USER: Sure, my planned travelling dates are Feb, 04 and 06 respectively.

ASSISTANT: Do you have any connection limit?

USER: Flight has to be with single connection.

ASSISTANT: Is there any class preference?

USER: I am comfortable to travel in any class.

ASSISTANT: Are there any other specifications?

USER: No, thank you for asking.

ASSISTANT: Please forward your name.

USER: Sure, my name is Raymond Lewis here.

ASSISTANT: We found a connecting flight of fare 200 with airline Delta and number 1021. Can I book?

USER: Please proceed for booking.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you for your service.

ASSISTANT: Thank you.