You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in booking a flight ticket from DCA to OAK?

ASSISTANT: Sure, can I know your travelling dates?

USER: I want to fly on May 22 and return on May 24.

ASSISTANT: On which name should I reserve the flight ticket?

USER: Please reserve with the name of Catherine Roberts.

ASSISTANT: Do you have any connection limit?

USER: I need a single connection.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: We found Delta airline with price 100 and economy class and airline number is 1002 with arrival time is 1:00 hours and departure time is 10:00 hours, Shall I proceed for booking?

USER: You can proceed to booking.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.