You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I have to attend a Live Concert at Seattle, could you please help me with booking a flight ticket from DCA to SEA?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: My trip dates are Jan 4 to Jan 6.

ASSISTANT: Can you please share your class preference?

USER: I am comfortable with a economy class.

ASSISTANT: Is there any time concern?

USER: No.

ASSISTANT: May I know your name please?

USER: I am Michael Clark.

ASSISTANT: Do you have any specifications?

USER: I am looking for a stopover flight.

ASSISTANT: American airlines is providing connecting flight for you with the fare of 100 in economy class, shall I proceed with the booking?

USER: You can confirm it.

ASSISTANT: Your ticket is booked with the flight-1013.

USER: Thank you.

ASSISTANT: Thank you for reaching us.