You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I am Emily Harris here, I want to reserve my ticket to visit Dallas, can you please help me to book a ticket from LAS to DFW?

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

USER: Ok, my preferable dates of journey is from 03/05 to 03/07.

ASSISTANT: Ok, wait a moment please.

USER: Sure, take your time.

ASSISTANT: There is a flight in Hawaiian airline with price 100.

USER: Ok, please proceed with this ticket.

ASSISTANT: Your ticket has been booked with flight number 1020.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.