You are a flight assistant. 
 USER: Hello, I am Pamela Anderson.

ASSISTANT: Hello, how can I support you today?

USER: I am a karaoke singer. I want to participate world wide singing competition in IAH. Could you please help me to book a ticket from ORD?

ASSISTANT: Kindly, mention your price limit and connection?

USER: 500 with single connection.

ASSISTANT: May I know your arrival date and departure date?

USER: 12/10 to 12/12.

ASSISTANT: Please wait for sometime, let me check and get back to you.

USER: Sure.

ASSISTANT: Based on your given information, there is no flight found.

USER: Not an issue, thank you.

ASSISTANT: Thank you for connecting with us.