You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How may I serve you?

USER: I want to book a flight ticket to Atlanta with price under 200. Can you help me with it?

ASSISTANT: Sure, May I know the journey codes?

USER: Journey codes are MCO-ATL.

ASSISTANT: Please help me with your travel dates.

USER: My travel dates are 04/16 and 04/18.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Can I get your name?

USER: My name is Alexander Baker.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Sorry, No flights found with your dates. Thank you for opting us.

USER: Ok, no issues. Thank you.