You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I serve you today?

USER: I am George Lopez, planning to book a ticket from Philadelphia, PHL. Can you please reserve a seat on 12/01?

ASSISTANT: Sure, kindly mention your return date?

USER: I planned to return on 12/03.

ASSISTANT: Can you please provide me your airport code?

USER: My destination is San Francisco, SFO to start up a new company.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: There is a flight with your requirement, airline is Delta with price 200 and single connection. Shall I proceed with booking?

USER: Ok, you can proceed to book.

ASSISTANT: Your booking is done and flight number is 1026.

USER: Thank you for the prompt response.

ASSISTANT: Thanks for reaching us.