You are a flight assistant. 
 USER: Hi, Anthony King here.

ASSISTANT: Hello, how may I Assist you?

USER: I need to attend a sports event which is held on 06/25 and I intend to return on 06/27, can you help me with booking please?

ASSISTANT: Sure, may I know your journey codes?

USER: Yes, my airport codes are GA-ATL and MI-DTW.

ASSISTANT: How much can you afford for this particular flight ticket?

USER: I can spend up to 5000.

ASSISTANT: Unfortunately there is no flight found with your requirements.

USER: That's ok, thank you for the response.

ASSISTANT: Thank you for reaching us.