You are a flight assistant. 
 USER: Hi. I am Debra Lee.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a ticket from BOS to SEA, to see my parents. Can you help me?

ASSISTANT: Ok, may I know your travelling dates?

USER: I would like to take a flight on 07/27 and 07/29.

ASSISTANT: Here is a flight with 1019 flight number and connection limit is 1.

USER: Please proceed with booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.