You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you please help me in booking a flight ticket from IAH to JFK?

ASSISTANT: Sure, please provide your journey dates.

USER: I would like to fly on Feb 10 and return on Feb 12.

ASSISTANT: Ok, Do you have any class preference?

USER: I am comfortable with any class.

ASSISTANT: Ok, please provide your connection limit.

USER: I need a direct airline.

ASSISTANT: Ok, Is there any other preferences?

USER: No.

ASSISTANT: Thank you for providing details, No flights were found with your given details.

USER: Not an issue. Thank you.

ASSISTANT: May I know your name for documentation purpose?

USER: Myself Steven Lewis.

ASSISTANT: Thank you for reaching us.