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

ASSISTANT: Hello. How can I help you?

USER: Can you please help me in booking a flight from BOS to PHX?

ASSISTANT: Sure, I will help you to book a flight ticket. Can you please share me your travelling dates?

USER: Sure, my planned dates are on June 4th to 6th.

ASSISTANT: Ok, do you have any connection limit?

USER: Yes, I need it.

ASSISTANT: Ok, may I know your arrival and departure time?

USER: My depart time is morning and return time is afternoon.

ASSISTANT: Sorry, no flights are available on your route.

USER: No issues, thank you.

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