You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I am Sandra Scott, can you help me to book a flight from JFK?

ASSISTANT: May I know your travelling dates please?

USER: My travelling dates are 07/08 and 07/10.

ASSISTANT: May I know your destination airport codes please?

USER: My preferred destination airport code is DFW.

ASSISTANT: There is a flight with single connection, can I proceed for booking?

USER: Proceed with booking.

ASSISTANT: Your booking is done in 1018 flight.

USER: Thank you.

ASSISTANT: Thank you.