You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: My name is Jack Johnson. Can you let me know the flight ticket availability from CLT to TX - DFW?

ASSISTANT: Sure, may I know your travel dates?

USER: Ok, please book for the dates I had planned Nov 8th and 10th.

ASSISTANT: Do you have any specifications?

USER: Yes, I need a connecting flight which depart during evening.

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

USER: That is ok, thank you for assisting me.

ASSISTANT: Thank you.