You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am Sharon Anderson. I am planning to travel from DEn to LGA, help me in booking a flight?

ASSISTANT: I am happy to help you, may I know your travel dates?

USER: My travelling dates are Sept 16 to 18.

ASSISTANT: Do you have any particular time for departing and returning?

USER: Yes, I want to return in morning.

ASSISTANT: May I know your connection limit?

USER: I need 1 connection flight.

ASSISTANT: May I know your other specifications?

USER: No.

ASSISTANT: There is a connecting flight-1023 in economy class, shall I book it?

USER: Proceed for booking.

ASSISTANT: Ok, booking is done on AA airlines.

USER: Thank you.

ASSISTANT: Thanks for choosing us.