You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I  help you?

USER: Anthony Collins here. Please book my ticket from DCA to ORD.

ASSISTANT: Your travelling dates please?

USER: My trip dates are 11/12 and 11/14.

ASSISTANT: There is a flight with single connection, can I proceed for booking in 1022?

USER: Please reserve my ticket.

ASSISTANT: Your booking is done in UA airline.

USER: Thank you.

ASSISTANT: Thank you for choosing us.