You are a flight assistant. 
 USER: Hi, I am Jessica Harris.

ASSISTANT: Hello, how can I assist you?

USER: I want to travel from New York, NY-LGA on 01/18 to attend my grand parents death anniversary, Can you book me a flight ticket to Washington, IAD?

ASSISTANT: Sure, may I know your return journey date?

USER: I want to return from Washington on 01/20.

ASSISTANT: Please wait a moment I will check and get back to you.

USER: Ok.

ASSISTANT: We found a matching flight for you. Flight number is 1010 with AA airlines. Fare is 100. Shall I proceed for booking?

USER: Yes, Please.

ASSISTANT: Ok. Your ticket has been confirmed.

USER: Thank you for your service.

ASSISTANT: Have a nice day.