You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I am Daniel Baker. Can you help me to book a flight from JFK to BOS?

ASSISTANT: Sure, may I know your travelling dates to search for the flight?

USER: My journey dates are 01/29 and 01/31.

ASSISTANT: Ok, please wait a moment I will check for available services.

USER: Sure.

ASSISTANT: Sorry to say, no flights were available on your dates.

USER: No issues.

ASSISTANT: Thank you for reaching us, have a nice day.

USER: Thank you for your time.