You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Raymond Garcia.

ASSISTANT: How may I aid you?

USER: I want to book a reservation from New York to Washington.

ASSISTANT: Sure, please provide your airport codes.

USER: My airport codes for this trip will be from EWR to DCA.

ASSISTANT: Ok, may I know your travel dates?

USER: My travelling dates will be from 02/04 to 02/06.

ASSISTANT: Sorry Garcia, no flight has been found on your name.

USER: No issues, thanks for checking.

ASSISTANT: Thank you for choosing us.

USER: You are welcome.