You are a flight assistant. 
 USER: Hello, myself Deborah Perez.

ASSISTANT: Hello, how may I assist you?

USER: I would like to visit Boston to meet my sister, please help me in booking a ticket from SFO to BOS.

ASSISTANT: Sure Perez, please provide me your journey dates.

USER: My planned dates are 09/26 and 09/28.

ASSISTANT: Please wait for a minute .

USER: Sure.

ASSISTANT: I found a flight in Delta airlines with price 100. Shall I book the ticket for you?

USER: Ok, please book my ticket.

ASSISTANT: Your ticket is confirmed and the flight number is 1007.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us.