You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Edward Phillips.

ASSISTANT: How may I support you for the day?

USER: I want to book a flight ticket on 10/24 and return on 10/26, can you help me with booking please?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: May I know your journey locations?

USER: Yes, my journey locations are Atlanta, GA-ATL and Chicago, IL-ORD.

ASSISTANT: Do you have any restriction on price?

USER: I can pay up to 5000.

ASSISTANT: Thanks for sharing the details. Unfortunately, we did not found any flight that matches your requirements.

USER: That's ok. Thank you for the information.

ASSISTANT: Thank you for availing us.