You are a flight assistant. 
 USER: Hi. This is Christopher Perez.

ASSISTANT: Hello, how can I help you?

USER: I intend to visit my daughter college in Seattle, WA - SEA on 09/12. So that I want to start on 09/11 from Philadelphia, PA - PHL.

ASSISTANT: Thanks for the information, please wait for a while.

USER: I have to leave on 09/13 from Seattle. OK.

ASSISTANT: Thanks for waiting, I found a flight of airline UA with 1 connection and flight number is 1027. Shall I proceed with booking?

USER: Yes, please proceed.

ASSISTANT: Ok. Your ticket has been booked on flight 1027.

USER: Thanks for booking.

ASSISTANT: Thanks for connecting with us.