You are a flight assistant. 
 USER: Hello, I am Karen Young.

ASSISTANT: Hello, how can I render you today?

USER: I would like to make a plane reservation from DCA to DTW to experience Sky Divining. Can you help me?

ASSISTANT: Sure, when you are willing to travel?

USER: I am planning to start my trip on 09/28 and return on 09/30.

ASSISTANT: Ok, please share your budget.

USER: I need a cheap flight as my limit is 500.

ASSISTANT: Ok, please wait for a minute.

USER: sure.

ASSISTANT: Thank you for waiting, we found a direct flight based on your schedule. Are you okay with this?

USER: No, don't proceed. I need a connecting flight only.

ASSISTANT: Ok.

USER: Thanks for your assistance.

ASSISTANT: Thank you for contacting us.