You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I abet you?

USER: I am George Lewis. I am planning to go for a round trip to enjoy the beach holidays, can you please help me in booking?

ASSISTANT: Sure, may I know when do you want to travel?

USER: I want to start on 02/06. And return on 02/08.

ASSISTANT: Kindly mention your airport codes.

USER: Philadelphia, PHL is my airport code.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: UA airline with flight number 1004 and price of 100 available for you. Shall I proceed?

USER: You can proceed.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us.