You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please help me in booking my flight ticket from BOS to SFO?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My trip dates will be Sep 17th and Sep 19th.

ASSISTANT: Do you have any limits in number of connections?

USER: I need a connecting flight.

ASSISTANT: May I know your name for the documentation purpose?

USER: I am Emma Perez.

ASSISTANT: Do you have any another specifications on your journey?

USER: My depart time should be in the evening.

ASSISTANT: American Airlines providing a flight with the price 100 with single connection and depart time is 0.00 hours. Can I proceed for the booking?

USER: You can proceed.

ASSISTANT: Your flight ticket reservation done with the flight number 1015.

USER: Thank you.

ASSISTANT: Welcome, thank you for reaching us.