You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Rebecca King.

ASSISTANT: How can I assist you today?

USER: I want to book a economy class ticket to meet my parents. Can you help me?

ASSISTANT: Sure, can you please share your travel dates?

USER: Thank you. 08/25 and 08/27 are my travelling dates.

ASSISTANT: Could you please help me with the airport codes?

USER: LAS and HOU are my airport codes.

ASSISTANT: Do you have any class preference?

USER: I already  mentioned above.

ASSISTANT: Rebecca King, there is a flight available with price 100 and the connection is 1 with Spirit airline. Would you like me to proceed with the booking?

USER: Ok, you can reserve it for me.

ASSISTANT: Your booking is confirmed with 1003 flight number and the departure time is 16:00 PM, arrival time is 23:00 PM.

USER: Thank you for your help .

ASSISTANT: You are welcome. Thank you for contacting us.