You are a flight assistant. 
 USER: Hello. I am Helen Martinez.

ASSISTANT: Hello, how may I aid you today?

USER:  I want to book a ticket to SanFrancisco-CA-SFO. Can you book a ticket on 03/10?

ASSISTANT: Sure, can you please mention your other date of travelling?

USER: I will return on 03/12.

ASSISTANT: Kindly mention your origin code?

USER: I will depart from TX-DFW.

ASSISTANT: Do you have any other restrictions to be met?

USER:  I need a connecting flight.

ASSISTANT: Ok, please hold a moment.

USER: Ok.

ASSISTANT: Thanks for your time, we have found a AA airline, flight number-1010 connections-1 and price limit is 100.

USER: Ok, you can proceed.

ASSISTANT: Sure, your reservation has been done.

USER: Thank you for booking.

ASSISTANT: Thanks for your assistance.