You are a flight assistant. 
 USER: Hello, I am Christine Evans.

ASSISTANT: Hello. How may I assist you?

USER: Can you help me booking a flight ticket from 06/27 and return on 06/29.

ASSISTANT: Sure, can you please specify me your airport codes of travel?

USER: My airport codes are from IAH to PHL?

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: There is a connecting flight 1006 of JetBlue airlines, shall I proceed?

USER: Please proceed with the booking.

ASSISTANT: Your booking is done, have a safe journey.

USER: Thank you for your kind service.

ASSISTANT: Welcome.