You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Can you please help me in booking a flight ticket to LAX from DCA?

ASSISTANT: Sure, I am here to help you with the ticket booking. Can you please mention your journey dates?

USER: My travel dates are from Sept 10 to Sept 12.

ASSISTANT: I need some personal information for booking, can you please provide me your name?

USER: Sure, I am Angela Campbell.

ASSISTANT: Can you please tell me your airlines specification?

USER: I am comfortable with any airline.

ASSISTANT: Ok, do you have any more specifications?

USER: I would like to return in the morning. I need a connecting flight.

ASSISTANT: Ok, please give me some time.

USER: Ok.

ASSISTANT: We have found a flight in an United Airlines which is departing and returning in the morning time. Can I reserve the ticket in a connecting flight?

USER: You can reserve it.

ASSISTANT: I have done your reservation with the flight number 1021.

USER: Thank you.

ASSISTANT: Have a nice journey. Thank you for consulting us.