You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am David Thomas. I want to book a ticket from PHL to BOS.

ASSISTANT: Sure, please share your travel dates.

USER: My preferable dates are from 11/03 to 11/05.

ASSISTANT: I found a flight 1015 of Delta airlines matches with your preferences, can I proceed?

USER: Yes, please peoceed.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us. Have a good day.