You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How can I aid you today?

USER: I am William Hill.

ASSISTANT: Thanks for sharing your name.

USER: I want to meet my parents, so I need to start my journey from MN- MSP to WA - SEA. Can you please help me in booking my flight ticket?

ASSISTANT: Sure, we are perky to assist you. Do you want any halt in between your journey?

USER: Please check for direct flight.

ASSISTANT: Sure. Could you please help me with your travel dates?

USER: Ok, my travelling dates are 04/11 and 04/13.

ASSISTANT: Please, wait for a moment.

USER: Ok, sure.

ASSISTANT: Thanks for waiting, sorry there is no direct flight available to your route.

USER: Ok, fine thank you for checking.

ASSISTANT: Thank you for reaching us.