You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Can you help me to book a flight ticket to SEA from HOU for my friend.

ASSISTANT: Sure, can I know the travel dates?

USER: Yes, the departure date is 05/17 and return date is 05/19.

ASSISTANT: Can I know the name for booking the ticket?

USER: Yes, please book the flight in the name Laura Campbell.

ASSISTANT: The flight 1021 of Delta airlines is available on your requested dates with a price of 100 and with 1 connection. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Laura, your ticket is booked successfully.

USER: Thank you for booking the flight ticket.