You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Mary Perez here, I need to book a ticket from BOS to taste various and understand cooking methods. Could you please book a ticket to ATL?

ASSISTANT: Sure, please share on what dates you are willing to travel?

USER:  My travelling dates will be on 05/10 to 05/12.

ASSISTANT: Do you have any other requirements?

USER:  I need connecting flight with price 500.

ASSISTANT: Please hold on a moment, let me check the availability of flight and back to you.

USER: Ok.

ASSISTANT: Sorry Mary, I did not found any flight on your matching preferences.

USER: Not a problem, thanks for your information.

ASSISTANT: Thank you for reaching us.