You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Nancy Lee.

ASSISTANT: Hi Lee.

USER: I would like to visit famous zoo park in Boston as there is one new animal placed for exhibition. Can you please book a flight ticket?

ASSISTANT: Sure, when would you like to travel?

USER: I would like to travel on dates of 07/09 and 07/11.

ASSISTANT: Could you please provide your origin and destination airport codes for booking?

USER: Sure, airport codes are IAD and BOS. Please check with connection 1.

ASSISTANT: Ok, I have found a flight based on your details. Flight number 1013 from UA airline is available for you with a price of 200 only. Shall I proceed with it?

USER: Sure, please proceed with booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for booking.

ASSISTANT: Thank for reaching us, have a great journey.