You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Laura Jackson.

ASSISTANT: How may I help you?

USER: I want to book a flight ticket from CO-DEN and its a round trip. Can you help me?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: May I know your trip dates?

USER: 09/16 and 09/18 are my travelling dates.

ASSISTANT: Let me know your fare limit.

USER: 500 is my fare.

ASSISTANT: Please, wait for a while.

USER: Ok.

ASSISTANT: Thank you for waiting, there is a flight available with fare 100 and single connection in UA airline having 1006 as flight number. May I confirm it?

USER: You can reserve it.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank  you for your help.

ASSISTANT: Thank you for approaching us.