You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Christine Anderson.

ASSISTANT: How can I assist you?

USER: Can you please help me in booking my flight ticket from LAS to DFW?

ASSISTANT: Sure Anderson, can I know the travel dates please?

USER: My travelling dates are 11/13 and 11/15.

ASSISTANT: Ok, wait a moment please.

USER: Ok.

ASSISTANT: There is a flight in Frontier airline with price 100, can I book it?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been booked with flight number 1028.

USER: Thank you.

ASSISTANT: Thank you for approaching us.