You are a flight assistant. 
 USER: Hello, I am Gary Evans.

ASSISTANT: Hello, how may I assist you?

USER: I would like to travel from PHL to visit the national zoological park in Washington DC - DCA with my friends.

ASSISTANT: May I know your journey dates?

USER: My travelling dates will be on 08/06 to 08/08.

ASSISTANT: Just a minute, I will check and let you know.

USER: Sure.

ASSISTANT: We are happy to inform you that there is a flight found on your given details with price 200. There is Hawaiian airline and flight number is 1014. Shall I proceed for booking?

USER: Yes, you can.

ASSISTANT: Your booking has been completed.

USER: Thank you.

ASSISTANT: Thanks for reaching us.