You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Sarah Green here.

ASSISTANT: How may I assist you?

USER: I'm planning to visit Dallas, can you please book a ticket from OAK to DFW?

ASSISTANT: Sure, can I have your planned trip dates please?

USER: Sure, my planned departure and return travel dates are 11th and 13th of February.

ASSISTANT: Do you have any requirements?

USER: Yes, my connection limit is 1.

ASSISTANT: I found an economy class ticket in AA airlines with fare 100 and it has 1 connection. Can I book your ticket?

USER: That's fine for me, you can proceed for booking the ticket.

ASSISTANT: Ok, your booking is confirmed with flight number 1005.

USER: Thank you so much for your help.

ASSISTANT: Thank you for approaching us.