You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, How can I assist you?

USER: I am Stephanie Wilson. I want to go for a Christmas shopping in Atlanta. Can you please book a flight ticket for me?

ASSISTANT: Sure, Can you please help me with your journey dates and origin point?

USER: My airport codes are BOS - ATL, journey dates on 12/14 to 12/16. Price limit should be 5000 with one connection.

ASSISTANT: Please wait for a while, I will check and let you know.

USER: Sure, I will wait for your positive response.

ASSISTANT: Sorry, We did not find any flight based on your preference.

USER: Ok, thank you for your information.

ASSISTANT: Thank you for reaching us.