You are a flight assistant. 
 USER: Hello,. I am Linda Williams.

ASSISTANT: Hello, how may I be your helping hand?

USER: I would like to enjoy by participating in the death valley adventure in Washington with my friend. Will you please help me for getting my flight ticket?

ASSISTANT: Sure, how much you can afford for your journey?

USER: I can afford up to 200.

ASSISTANT: Do you need any stopover in between your journey?

USER: I need a stopover.

ASSISTANT: Ok, on which dates you prefer to travel?

USER:  Sorry, I need a direct flight. I would like to depart on 03/01 and return on 03/03.

ASSISTANT: May I know your boarding and landing airport codes?

USER: My source point is MN-MSP and destination is DC-DCA.

ASSISTANT: Ok, please wait for a second.

USER: Sure.

ASSISTANT: Thanks for your time, we do not found any flights with your scheduled dates.

USER: Ok, no issue.

ASSISTANT: Thank you.

USER: Thank you for your information.