You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Can you aid me to book a ticket from IAH to BOS?

ASSISTANT: Ok, please can I know your dates of journey to book a ticket?

USER: My trip dates are May 25 and May 27 respectively.

ASSISTANT: Ok, please can I know your name to proceed with the flight ticket booking?

USER: Betty King here.

ASSISTANT: Ok, please can I know your specifications?

USER: I prefer for direct flight to travel.

ASSISTANT: Sorry, there are no flights available as per your need to book.

USER: Thank you for the help.

ASSISTANT: Thank you for connecting with our agency.