You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am Jonathan Turner. I am looking for a flight from EWR to OAK, can you help me?

ASSISTANT: Sure, may I know your travel dates?

USER: My travelling dates are 03 and 05 of Dec.

ASSISTANT: Ok, please wait a minute.

USER: Sure, take your own time.

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

USER: It's ok, not a problem. Thank you for giving information.

ASSISTANT: Thank you.