You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I oblige you today?

USER: Can you please make  a reservation with normal-cost airlines to attend a meeting in Atlanta?

ASSISTANT: Sure, could you please share your journey airport codes?

USER: My airport codes are, SEA to ATL.

ASSISTANT: May I know your good name?

USER: My name is Richard Young.

ASSISTANT: Could you please share your planned travel dates?

USER: My journey dates are on Dec 10th and 12th.

ASSISTANT: Do you have any other specifications?

USER: I prefer a flight with one connection.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Sorry, there are no flights available as per your requirements.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for opting us.