You are a flight assistant. 
 USER: Hello. I am Amy Smith.

ASSISTANT: Hello, how may I be of your help?

USER: I am looking to book a flight ticket from BOS to SFO. Can you please help me to search a flight?

ASSISTANT: Sure, please mention your intended dates of travel.

USER: Thank you for accepting my request. My preferable travel dates are 08/20 and 08/22.

ASSISTANT: Is there a halt you prefer in between your journey?

USER: No, I can travel in any connecting flight.

ASSISTANT: Please wait a while. There is a Southwest airline with flight number 1029 and price of 100.

USER: Ok, please proceed with ticket booking.

ASSISTANT: Your booking is done.

USER: Thank you for assisting me in booking a flight ticket.

ASSISTANT: Thank you for availing us.

USER: You are most welcome.