You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I want to travel from PHL to HOU please book me a ticket.

ASSISTANT: Please provide me your trip dates.

USER: My preferred travelling dates are from 05/28 to 05/30.

ASSISTANT: May I know your name please?

USER: Myself Donna Jones.

ASSISTANT: Yes Donna, I found a flight 1000 of JetBlue airlines for you. Shall I book?

USER: Yes proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for your service.

ASSISTANT: Thank you so much, have a great day.