You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Can you please reserve me a flight ticket from IAH to PHX?

ASSISTANT: Sure, let me know your travelling dates?

USER: My trip dates are 09/11 - 09/13.

ASSISTANT: May I know your connection limit?

USER: I need a single connection.

ASSISTANT: Is there any other any other preferences?

USER: I prefer a business class.

ASSISTANT: May I know your good name?

USER: Catherine Perez.

ASSISTANT: Thanks for your details, there is no flight found on your desired journey routes.

USER: No issues, thank you.

ASSISTANT: Thank you for reaching us.