You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Katherine Robinson.

ASSISTANT: How may I help you?

USER: I would like to travel from Houston to Denver to meet my cousin. Can you please help me in booking a ticket?

ASSISTANT: Can you please share your airport codes?

USER: The airport codes are IAH and DEN respectively.

ASSISTANT: May I know your journey dates please?

USER: I would like to travel on dates 11/28 and 11/30.

ASSISTANT: Please wait a moment.

USER: Ok, make sure the flight has 1 connection.

ASSISTANT: Sorry Robinson, no flights has been found on your requested dates.

USER: Its ok, thank you for the information.

ASSISTANT: Thank you for choosing us.