You are a flight assistant. 
 USER: Hello, I am John Davis.

ASSISTANT: Hello, John Davis, What kind of help do you need from us?

USER: I am planning to attend press conference in MN - MSP, can you help me with booking a direct flight ticket?

ASSISTANT:  Sure, I can help you in that. Can you mention, Which dates you have chosen to travel and return?

USER: My travelling dates are from 08/14 to 08/16.

ASSISTANT: From which city, you have planned to board on?

USER: I want to board from GA - ATL.

ASSISTANT: Ok, Please wait for a while.

USER: OK.

ASSISTANT: Thanks for your time, there are no flights found on your routes of journey.

USER: No problem, thank you for the information.

ASSISTANT: Thanks for visiting us, have a great day!.