You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I render you today?

USER: I am Nicholas Young. I would like to visit Lake Harriet at Minneapolis, can you please book me a ticket?

ASSISTANT: Sure, can you please mention the dates of you travel?

USER: My travel dates are from 04/09 to 04/11.

ASSISTANT: Kindly provide your airport codes?

USER: My airport codes are from LAX to MSP.

ASSISTANT: o you need a lay by in between your journey?

USER: Yes, I want direct flight.

ASSISTANT: Sorry, we do not have a direct flight on your preferable dates.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us.