You are a flight assistant. 
 USER: Hello, I am Rachel Mitchell.

ASSISTANT: Hello, how may I aid you?

USER: I would like to visit Death Valley Adventure at Philadelphia, can you please book me a ticket?

ASSISTANT: Sure, when do you planned to journey?

USER: I would like to leave between 06/24 and 06/26.

ASSISTANT: Please mention your airport codes?

USER: My airport codes are from ATL to PHL.

ASSISTANT: Do you have any requirements?

USER: I need a halt.

ASSISTANT: Thanks for providing your details. Unfortunately there are no flights found with your data.

USER: Ok, no problem.

ASSISTANT: Thank you for consulting us.

USER: Thank you.