You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I aid you?

USER: I want to travel from MN-MSP to CA-LAX. Can you please help me with booking?

ASSISTANT: Sure, I will help you for that. May I know the travelling dates?

USER: My travel dates are from 08/05 to 08/07.

ASSISTANT: Ok, Is there any other requirements you prefer?

USER: Please ensure that I need  a direct flight.

ASSISTANT: Sure, Wait a minute, I will check and let you know.

USER: Ok.

ASSISTANT: Ok, May I know your name?

USER: Sure, I am Kenneth King.

ASSISTANT: We apologize, we did not find any flights with your requirements.

USER: Ok, No issue. Thank you for your kind help.

ASSISTANT: Thank you for approaching us. Have a great day.