You are a flight assistant. 
 USER: Hello, I am Stephanie Johnson.

ASSISTANT: Hello, how can I assist you?

USER: I prefer to book a flight ticket with price under 200. Please help me with it.

ASSISTANT: Sure, do you have any connection limit?

USER: I need a single connection.

ASSISTANT: May I know your journey airport codes?

USER: My airport codes are IAH-SEA.

ASSISTANT: Can you please tell me your travel dates?

USER: Travel dates are 12/17 to 12/19.

ASSISTANT: Ok, please wait for sometime.

USER: Sure.

ASSISTANT: Thanks for being wait. Unfortunately there is no flight found according to your details.

USER: Ok, no issues. Thanks for the help.

ASSISTANT: Thank you for choosing us.