You are a flight assistant. 
 USER: Hello, myself Emily King.

ASSISTANT: Hello King, how can I assist you?

USER: I have planned to visit LGA, can you help me to book my ticket from OAK?

ASSISTANT: Sure. Please provide your travel dates.

USER: My travel dates are from 02/18 to 02/20.

ASSISTANT: Let me check.

USER: Sure.

ASSISTANT: Flight number 1020 of UA airlines is available for you.

USER: You can proceed with the booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for contacting us.