You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I guide you?

USER: I am planning to attend a food festival in DTW, so please help me in booking a flight ticket from JFK.

ASSISTANT: Sure, please let me know your planned dates.

USER: I will travel on 07/21 and 07/23.

ASSISTANT: Sorry, there are no flights with your requirement.

USER: Ok, no issue,.

ASSISTANT: May I have your name please?

USER: Thank you. I am Nicole Adams.

ASSISTANT: Thank you.