You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

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

ASSISTANT: Sure, can you share your trip dates?

USER: I would like to fly on Dec 30 and return on Jan 01.

ASSISTANT: Do you have any connection limit?

USER: I need a direct airline.

ASSISTANT: Are there any other preferences?

USER: No.

ASSISTANT: May I know your name?

USER: Myself Gary Thompson.

ASSISTANT: Sorry, there is no flight found under your details.

USER: Not an issue. Thank you.

ASSISTANT: Thank you for reaching us.