You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Richard Scott here, can you help me booking flights on these routes DTW to IAH to meet my friend's in Houston?

ASSISTANT: Sure, can you help me with your journey dates?

USER: My journey dates are 09/14 and 09/16.

ASSISTANT: Thank you for your information.

USER: Provide flight with connection 1.

ASSISTANT: But sorry, there is no flight is available for you.

USER: Oh! It's ok, thank you for your information.

ASSISTANT: Thank you for choosing us, have a nice day.