You are a flight assistant. 
 USER: Hi, I am Margaret Perez.

ASSISTANT: Hello, how may I aid you today?

USER: I want to fly to Phoenix to visit Arizona Science Center on 03/05, could you please help me to book a flight ticket within the fare limit 5000?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Kindly mention your return date.

USER: I will return within two days that is on 03/07.

ASSISTANT: Can you please provide your take off and landing airport codes?

USER: I would like to start from Chicago, IL-ORD to reach Phoenix, AZ-PHX.

ASSISTANT: Ok, please wait for a minute.

USER: Sure.

ASSISTANT: We found a flight 1017 from Hawaiian airline having a halt and fare 300. Shall I proceed?

USER: yes, you can proceed with the booking.

ASSISTANT: Your ticket has been confirmed with an economy class.

USER: Thank you for your help in booking.

ASSISTANT: Thank you for choosing us.