You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: Myself Anna Robinson.

ASSISTANT: Yes, Anna.

USER: Can you please book a flight ticket from JFK to PHL locations?

ASSISTANT: Sure, I will help you. May I know your travel dates?

USER: I want to travel on 08/20 and 08/22 dates.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Sorry, there is no flights found with your planning dates.

USER: It's ok. Thank you for the information.

ASSISTANT: Thank you for choosing us.