You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I guide you for today?

USER: My name is Christine Davis. I need to book a flight ticket from MCO to DEN. Please help me in booking a flight ticket.

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: My travel dates are from 01/17 to 01/19.

ASSISTANT: Do you have any airline preferences?

USER: No.

ASSISTANT: Do you have any class preferences?

USER: No, I am comfortable with any class.

ASSISTANT: Do you have any other requirements that you are looking for?

USER: I need to depart in the evening and I need a connecting flight.

ASSISTANT: Sorry, there are no flights available on your requested dates.

USER: Ok, thanks for your information.

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