You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Can you help me booking a flight ticket from EWR to BOS?

ASSISTANT: Sure, can I know your trip dates?

USER: I will start on 11/25 and return on 11/27.

ASSISTANT: Do you want any other preference?

USER: I need a break in my journey.

ASSISTANT: Can I know your airline preference?

USER: No, I am comfortable with any flight.

ASSISTANT: Please provide your name.

USER: I am Ashley Martinez.

ASSISTANT: Sorry, we could not find any flights on your requested travelling dates.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for reaching us.