You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, What kind of service you are looking for?

USER: Could you please book a ticket from Washington to New York for festival celebrations.

ASSISTANT: Sure, I can help you in that. Can you mention your travelling dates, as planned before?

USER: My departure date is 10/01 and 10/03 is return date.

ASSISTANT: Ok, Can you provide the Washington airport code and New York airport code?

USER: Sure. Airport codes DC-IAD and NY-LGA.

ASSISTANT: To book the ticket, we need your name. Can you provide it?

USER: I am Lisa Gonzalez.

ASSISTANT: Delta airline of flight 1009, with fare 100 available on your travel dates. Please do confirm, Shall I move on with booking?

USER: Please book connecting flight.

ASSISTANT: Ok, Your ticket has been confirmed with this connecting flight.

USER: Thanks for the help.

ASSISTANT: Thanks for choosing us, have a safe journey!.