You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Amanda Lee here.

ASSISTANT: In which way I can help you at this moment?

USER: I want to travel from DCA to SFO for attending a Marriage. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, I am happy to help you in booking flight ticket. Can you please mention your preferable travel dates for booking flight ticket?

USER: My travelling dates are from 10/22 to 10/24.

ASSISTANT: Just give me a moment, I will check flight availability in this route.

USER: Ok, I will wait.

ASSISTANT: Southwest airline is ready to serve you with 1 connection with a minimum fare of 100 is available for you. Shall I book this flight ticket for you?

USER: Please proceed for booking the flight ticket.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1029.

USER: Thanks for helping me.

ASSISTANT: You are welcome Amanda Lee.