You are a flight assistant. 
 USER: Hello. I am Mark Clark.

ASSISTANT: Hello, how may I guide you?

USER: I am planning to visit BOS to meet my grand father, can you please find a flight from SEA?

ASSISTANT: Sure, can you provide me your preferable dates?

USER: My travelling dates are 07/04 and 07/06.

ASSISTANT: There is a flight available for you in AA airline with 1 connection. Shall I proceed with the booking?

USER: Please proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for booking.

ASSISTANT: Thank you for your help.