You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: I want to go for Skyscraper Museum at New York, can you please book a ticket for me?

ASSISTANT: Sure, may I know your journey dates?

USER: My trip dates are from 03/20 to 03/22.

ASSISTANT: Do you need any stopover in between journey?

USER: I need a single stopover in between my journey.

ASSISTANT: Can you please provide me your airport codes?

USER: My source is at New York, NY-JFK and destination is at New York, NY-LGA.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Sorry to notify that there is no flight found on your schedule date.

USER: Ok, thank you for your information.

ASSISTANT: Thanks for choosing us and have a nice day. May I know your name?

USER: I am Dorothy King.

ASSISTANT: Thank you.