You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is John Miller.

ASSISTANT: How can I assist you?

USER: I have a plan to visit Denver, can you help me for booking a flight ticket from BOS to DEN?

ASSISTANT: Sure, I can help you.

USER: Thank you.

ASSISTANT: Kindly assign your preferred dates of travelling?

USER: My travelling dates are 02/14 and 02/16.

ASSISTANT: Do you need any break?

USER: I need a single connecting flight.

ASSISTANT: We found a AA airline, flight number:1010 and the price is 100.

USER: I am fine with that, please proceed for booking.

ASSISTANT: Your flight ticket has been processed.

USER: Thank you for booking.

ASSISTANT: Thank you.