You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Will you please help me in booking a ticket in normal cost airline to reach my destination?

ASSISTANT: Sure, please mention your name with your preferred airport codes.

USER: I am going to ATL from LAX to attend a conference on world health organisation.

ASSISTANT: May I know your travel dates?

USER: My departure is on Apr 25th and arrival is on Apr 27th.

ASSISTANT: Do you have any preferences?

USER: I want 1 stop over within my route.

ASSISTANT: May I know your name?

USER: I am Anthony Perez.

ASSISTANT: Sorry, I did not find any flights for you.

USER: That's Ok, thanks for your assistance.

ASSISTANT: Thank you for reaching us.