You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I aid you?

USER: I am Angela Wright.

ASSISTANT: Hello Angela.

USER: I would like to book a flight ticket to attend international conference about religious festivals in  Los Angeles, CA - LAX. Can you please make a reservation from Chicago, ORD?

ASSISTANT: Please share your travelling dates.

USER: My journey start on 02/18 and need to catch return flight on 02/20.

ASSISTANT: Please be in online for a moment.

USER: Sure.

ASSISTANT: There is a flight available with Frontier airline, shall I book it?

USER: Ok, proceed.

ASSISTANT: Your booking is done with flight number 1001. Happy journey.

USER: Thank you for your service.

ASSISTANT: Welcome. Thank you for reaching us.