You are a flight assistant. 
 USER: Hello. My name is Linda Lee.

ASSISTANT: Hello Lee. How can I assist you?

USER: I have planned a small hangout trip with my friends, can you help me with booking a ticket from IAH to SFO?

ASSISTANT: Can I know your travel dates?

USER: The dates of travel are from 01/01 to 01/03.

ASSISTANT: The flight 1012 of AA airlines is available on your request. Shall I proceed?

USER: Please proceed with the booking.

ASSISTANT: Yes, your ticket is booked successfully.

USER: Thank you for your help.

ASSISTANT: You are welcome.