You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Carolyn Nelson.

ASSISTANT: How can I help you today?

USER: I have a plan to meet my friend in Chicago, can you please help me in booking a flight ticket?

ASSISTANT: Sure, I am here to help you. Can you please provide me your travelling dates?

USER: Sure, my trip dates are from 02/13 till 02/15.

ASSISTANT: Ok, may I know your travelling airport codes?

USER: My airport codes are from JFK to ORD.

ASSISTANT: Ok, give me a moment.

USER: Ok, take your time.

ASSISTANT: Sorry, there is no flights are found on your route.

USER: That's ok, not an issue.

ASSISTANT: Ok.

USER: Thank you for your information.

ASSISTANT: Welcome, have a nice day.