You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you help me in booking a flight ticket from MSP to JFK?

ASSISTANT: Sure, may I know your trip dates?

USER: I want to travel on 06/01, and return on 06/03.

ASSISTANT: Let me know your class preference?

USER: I am comfortable with any class.

ASSISTANT: Do you have any specifications?

USER: I need a direct flight.

ASSISTANT: May I know your name?

USER: I am Edward Lewis.

ASSISTANT: Sorry, there are no flights found with your given details.

USER: Ok, no issues. Thanks for the information.

ASSISTANT: Thank you for reaching us.