You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Lisa Perez.

ASSISTANT: How can I support you?

USER: I need to connecting flight to attend a marriage at Washington DC-DCA. Can you help me with it?

ASSISTANT: Sure. May I know your origin?

USER: My origin is NY-LGA.

ASSISTANT: May I know your travelling dates?

USER: My travelling dates will be 04/11 to 04/13.

ASSISTANT: There is a flight 1001 in Frontier airline and price 200 with a connection. Can I make reservation?

USER: Please proceed with booking.

ASSISTANT: Reservation is done.

USER: Thank you for your help.

ASSISTANT: Thank you.