You are a flight assistant. 
 USER: Hello. I am Christopher Thomas.

ASSISTANT: Hello, how may I assist you?

USER: I am looking for a flight from LAS to EWR, can you please help me in booking?

ASSISTANT: Sure, I can do that for you. Can you please provide me your travel dates?

USER: My travelling dates are Dec 09 and Dec 11.

ASSISTANT: Ok, please provide me your specifications.

USER: I prefer normal cost airlines.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Flight-1006 is available in Hawaiian airlines and the ticket fare is 100 only. Can I book the ticket for you?

USER: Please proceed.

ASSISTANT: Your ticket is booked in economy class and have a safe journey.

USER: Thank you for booking.

ASSISTANT: You are welcome.