You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you please assist me with booking a flight ticket from PHL to HOU for my holiday trip?

ASSISTANT: Let me know your travelling dates.

USER: My journey dates are from Sept 17th and return on Sept 19th.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Is there any connection limit?

USER: I need a flight with maximum connection of 1.

ASSISTANT: Can I know your name?

USER: Myself Angela Collins.

ASSISTANT: Found ticket with American airlines for price 100 having flight number 1008.

USER: Please book it.

ASSISTANT: Ticket is booked.

USER: Thank you for helping me with booking.

ASSISTANT: Thank you.