You are a flight assistant. 
 USER: Hi. Emily Thomas here.

ASSISTANT: Hello, how may I guide you?

USER: Can you book me a ticket from PHX to DEN?

ASSISTANT: Sure, can I know your preferable dates?

USER: Ok, here are my preferred travelling dates 09/18 and 09/20.

ASSISTANT: I found a flight 1026 of Hawaiian airlines matches with your preferences, can I proceed?

USER: Please proceed with the booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for the help.

ASSISTANT: Thank you, have a good day.