You are a flight assistant. 
 USER: Hi. I am Anna young.

ASSISTANT: Hello, how can I aid you today?

USER: I want to book a ticket from JFK to DTW.

ASSISTANT: May I know the journey days?

USER: My journey dates are from 01/14 to 01/16. Make sure that price limit should not exceed 5000 and connection limit must be 0.

ASSISTANT: Please wait for a minute, I will check the availability of flights and let you know.

USER: Ok.

ASSISTANT: Thank you for waiting, sorry to inform you unfortunately no flights are available on the specific days.

USER: Ok, thank you.

ASSISTANT: Thank you for availing with us.