You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I'm Amy Martin. I'm planning a trip to PHL with my friends, can you book a ticket from DFW?

ASSISTANT: Sure, may I know your preferable dates?

USER: My travel dates are from 06/18 to 06/20.

ASSISTANT: As per your request there is a flight available for you from Delta airlines with number 1005.

USER: Please book my ticket?

ASSISTANT: Your booking is confirmed. Thank you for contacting us.

USER: Thank you for your help.

ASSISTANT: Have a great day.