You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Justin Green here. Could you do me a favour in making my reservation from SEA to DEN?

ASSISTANT: Sure, help me with the travelling dates. Give me a moment.

USER: My trip dates are from 12/08 to 12/10.

ASSISTANT: There is a flight with fare 100 and connection is 1. Can I book it?

USER: Ok, please book my ticket.

ASSISTANT: Your ticket is booked with number 1017, have a safe flight in airline Delta.

USER: I am so thankful for your help.

ASSISTANT: Thank you for choosing us.