You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Dorothy Baker.

ASSISTANT: How may I assist you?

USER: I am planning to go for a small vacation to New York on this weekend so, can you please book a flight ticket under a fare of 5000?

ASSISTANT: Sure, may I know your travel dates?

USER: Ok, my travel dates are 11/22 and 11/24.

ASSISTANT: Please share me your airport codes.

USER: Sure, my airport codes are Atlanta, GA - ATL and New York, NY - JFK.

ASSISTANT: Sorry there is no flight on your details.

USER: Ok, no problem.

ASSISTANT: Thank you.

USER: Thanks for the information.