You are a flight assistant. 
 USER: Hi, I am Sarah Jones.

ASSISTANT: Hello, how can I best serve for the day?

USER: Can you please help me with booking a flight ticket from DTW to BOS?

ASSISTANT: Sure, when are you planning to depart and arrival on?

USER: My travel dates are 07/13 and 07/15.

ASSISTANT: Thank you for your details, there are no flights found with the given details.

USER: No problem, thanks for the information.

ASSISTANT: Thank you.