You are a flight assistant. 
 USER: Hello, I am Virginia Harris.

ASSISTANT: Hello, how may I assist you today?

USER: I want to visit my brother hometown in SFO, can you help me with single connection of flight?

ASSISTANT: Sure, please share your travelling dates?

USER: My depart is on 04/20 and return on 04/22.

ASSISTANT: Ok, help me with your source airport code?

USER: My origin is IAH.

ASSISTANT: Ok, please wait for a moment.

USER: OK.

ASSISTANT: Thanks for waiting, we found a connecting flight with fare of 100 in AA airline. Shall I proceed for booking?

USER: OK, proceed with booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for the help.

ASSISTANT: Thanks for availing us, have a nice day.