You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I help you?

USER: Can you help me to book a flight ticket from SEA to DCA?

ASSISTANT: Sure, May I know your travelling dates?

USER: Ok, please make the reservation on the dates May 19 and May 21st respectively.

ASSISTANT: Do you have any connection limit?

USER: Ok, please book a connecting flight.

ASSISTANT: May I know your name?

USER: My name is Elizabeth Davis.

ASSISTANT: Are there any other preferences?

USER: Yes, I need a flight which depart during morning and return timing should be during afternoon.

ASSISTANT: You have a connecting flight 1016 in Southwest airlines and price 300, Shall I proceed?

USER: Yes.

ASSISTANT: Your reservation is done and departure time is 5:00 hours and return time is 19:00 hours.

USER: Thank you for assisting me with the booking.

ASSISTANT: Thank you.