You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Emma Brown.

ASSISTANT: What type of help that you are looking from our agency?

USER: I would like to book a ticket to Dallas, can you please help me out?

ASSISTANT: Sure, I am happy to help you in flight ticket booking.

USER: Thank you.

ASSISTANT: I would like to know the dates of your journey, can you please provide the dates?

USER: I am travelling on these dates 03/20 and 03/22.

ASSISTANT: Ok, can you provide your nearest source and destination region airport codes?

USER: I am flying from SFO to DFW.

ASSISTANT: There is a flight:1006 with a connection:1 and the ticket fare:400 which is available on the dates which you have mentioned, can I reserve a seat for you in that flight?

USER: Ok, you can proceed with this flight as I am comfortable with the price limit.

ASSISTANT: Ok, your flight ticket booking is done successfully. Have a happy journey.

USER: Thank you for booking my ticket.

ASSISTANT: You are welcome and have a nice day.