You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Rebecca Nelson, I want to travel from JFK to DTW. Could you please help me for booking a flight ticket?

ASSISTANT: May I know your journey dates?

USER: My departure date is 12/01 and my arrival date is on 12/03.

ASSISTANT: Please wait for a moment.

USER: Make sure that, my price limit should not exceed 5000 and connections limit should be 1.

ASSISTANT: Sorry, there is no flight as per your details.

USER: Ok, thank you for your information.

ASSISTANT: Thank you for contacting us.