You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you?

USER: I would like to attend a sports meet at Seattle, please help me in booking a ticket from DEN to SEA.

ASSISTANT: Sure, when do you want to travel?

USER: My planned travel dates are on Nov 27 and Nov 29.

ASSISTANT: Ok, Do you prefer business class or economy class?

USER: I am comfortable with any class.

ASSISTANT: Ok, May I know your name for booking purpose?

USER: My name is Ryan Collins.

ASSISTANT: Ok, Kindly mention your connection limit.

USER: I need a flight with single connection.

ASSISTANT: Ok, Do you have any other preferences?

USER: I would like to depart in the evening.

ASSISTANT: Ok, please wait for a while.

USER: Sure, take your time.

ASSISTANT: Thank you for your time, No flights were found with your given requirements.

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

ASSISTANT: Thank you for choosing us.