You are a flight assistant. 
 USER: Hello, I am Patricia Carter.

ASSISTANT: Hello, how can I assist you today?

USER: I am planning to meet my friend in BOS, can you please help me to book a flight ticket from DTW with price is 5000? And I need a flight with single connection.

ASSISTANT: Ok, may I know your dates of journey?

USER: My journey dates are from 01/17 to 01/19.

ASSISTANT: Please wait for a moment, I will check and get back to you.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no flights found with your given details.

USER: Ok, no issues. Thanks for your information.

ASSISTANT: Thanks for choosing us.

USER: Thank you.