You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What can I do for you ?

USER: I want to travel from OAK to CLT, can you find a flight with my route?

ASSISTANT: Yes, may I know on which dates you want to travel?

USER: My dates of travelling starts from 03/28 till 03/30.

ASSISTANT: Sorry, there are no flights available which matches with your details.

USER: That's ok, I prefer with road ways.

ASSISTANT: Can you please provide your name?

USER: Melissa Hernandez. Thank you for your information.

ASSISTANT: Thank you for approaching us.