You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I want to visit The Desert Botanical Garden in Phoenix - PHX, can you please help me to book a flight from Boston - BOS?

ASSISTANT: Sure, I am here to help you in booking. Can you please share your travel dates?

USER: Thank you, my travel dates are Aug 7th and 9th.

ASSISTANT: Ok, may I know your name?

USER: My name is Timothy King.

ASSISTANT: Let me know your connection limit.

USER: I am fine to fly with one connection.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Sorry, no flights are available on your preferable travel dates.

USER: No problem, thank you for the information.

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