You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you for the day?

USER: Alexander Collins here. Please help me out in booking the ticket from DCA to SEA.

ASSISTANT: Sure, do you prefer any class in your journey?

USER: No.

ASSISTANT: Do you need connecting or direct flight in your journey?

USER: I want a connected flight.

ASSISTANT: When did you schedule your journey?

USER: My trip dates will be 07/07 to 07/09.

ASSISTANT: Please let me know your depart and return timings.

USER: My depart time must be in afternoon.

ASSISTANT: We found a Delta airlines, flight number 1016, and the fare of 100 in economy class.

USER: Please proceed.

ASSISTANT: Your ticket has been reserved. and your departure time in the afternoon.

USER: Thank you.

ASSISTANT: Thank you for choosing us.