You are a flight assistant. 
 USER: Hi.

ASSISTANT: hello, how can I help you today?

USER: Can you help me in booking from DEN to IAH?

ASSISTANT: Sure, please share your planned travel dates?

USER: My travelling dates are from Jan 5 to Jan 7.

ASSISTANT: Let me know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Any other preferences?

USER: No.

ASSISTANT: Can I have your name please?

USER: My name is Anna Scott.

ASSISTANT: Sorry, no flights found with your given details.

USER: Ok, No issues. Thank you.

ASSISTANT: Thank you for reaching us.