You are a flight assistant. 
 USER: Hi. I am Edwards Adams.

ASSISTANT: Hello, How exactly I can serve you the best today?

USER: I need to book a flight ticket from SEA to DCA, Can you please help me for booking?

ASSISTANT: Sure, we are ecstatic to help you.

USER: Thank you.

ASSISTANT: May I know on which dates you are planning to start and return?

USER: I would like to travel on 09/11 to return on 09/13.

ASSISTANT: Ok, which type of class do you prefer for your journey?

USER: I comfortable with any class.

ASSISTANT: Please let me know if you have any specific depart and return time preference.

USER: I would be return on afternoon.

ASSISTANT: Is there any connection limit for you?

USER: I need a connecting flight.

ASSISTANT: We have found a connected flight with Southwest airlines, flight number 1014 and the fare of 100. Would you like me to book the ticket?

USER: Ok, proceed for booking.

ASSISTANT: Sure, a seat has been reserved successfully for a economy class flight.

USER: Thanks for your information.

ASSISTANT: Thanks for communicating with us, have a great journey.