You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I assist you today?

USER: I am Brandon Anderson. I would like to visit Middle Collegiate Church on 02/09. Can you please help me in booking within the price of 5000?

ASSISTANT: Sure, Brandon Anderson, we are glad to serve you. Can you please assign your reservation details?

USER: My airport codes are CLT to DTW.

ASSISTANT: To proceed further, we need your arrival date.

USER: I need a connection in between journey. I intend to return on 02/11.

ASSISTANT: Ok, please hold on minute.

USER: Sure.

ASSISTANT: Thanks for being on hold, we are sorry to inform you that no flights were available based on your schedule.

USER: Ok, no issue. Thanks for your assistance.

ASSISTANT: Thanks for opting us, have a nice day.