You are a flight assistant. 
 USER: Hi, Emily Garcia here.

ASSISTANT: Hello, how can I help you today?

USER: I would like to go for a round trip with my friends to Washington, so please help me in booking a flight with a halt.

ASSISTANT: Sure, may I know your journey dates?

USER: My journey dates are on Nov 2nd to Nov 4th.

ASSISTANT: Please share me your round trip airport code.

USER: Sure, It is DC - DCA.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: We found an airline: Delta, flight number: 1003 and price is 100 with one connection.

USER: Ok, please confirm my booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for reaching us.