You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I planned to meet my friend in SEA, can you please help me to book a flight ticket from DEN?

ASSISTANT: Sure, could I have your journey dates, please?

USER: I prefer to travel on Jul 28 and Jul 30.

ASSISTANT: Please let me know your connection limit?

USER: I don't have any specifications.

ASSISTANT: May I know your good name?

USER: I am Scott Smith.

ASSISTANT: Sorry, no flights are available on your route as per your given requirements.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for opting us.