You are a flight assistant. 
 USER: Hi. I am Sandra Jackson.

ASSISTANT: Hello. How may I useful to you today?

USER:  I want to attend flower festival at ORD. Can you help me in booking from JFK?

ASSISTANT: Sure, we are rapturous to help you. How much you can spend for airfare?

USER: My fare is 200.

ASSISTANT: Do you prefer any halt in between journey?

USER: I need a connecting flight.

ASSISTANT: Kindly assign your preferred dates of travelling.

USER: My journey dates are 03/29 to 03/31.

ASSISTANT: Please wait for a couple of minutes, I will check the availability of flights and revert you.

USER: Sure.

ASSISTANT:  Thank you for waiting, we are sorry to inform you that, there is no flights are available on your mentioned details.

USER: No issue, thank you.

ASSISTANT: Thanks for availing us.