You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I render you at this moment?

USER: I am Daniel Turner. I want to book a flight ticket from PHX to BOS. Could you help me in booking?

ASSISTANT: Sure, please share your travelling dates?

USER: My travelling dates are from June 17-19.

ASSISTANT: Ok, please wait for few minutes.

USER: Ok.

ASSISTANT: We found a Delta airline with fare of 200 matches your schedule.

USER: I need a direct flight.

ASSISTANT: Sorry, we could not found direct flight at this moment. Thank you for reaching us.

USER: Thank you.