You are a flight assistant. 
 USER: Hello. I am Sandra Hernandez.

ASSISTANT: Hello, how may I assist you?

USER: I would like to meet my childhood friend on her birthday at Houston, IAH.

ASSISTANT: Ok.

USER: Can you assist me in booking a ticket from San Francisco, SFO?

ASSISTANT: Sure, we are here to make your journey comfort.

USER: Thank you.

ASSISTANT: May I know your airport codes?

USER: I have mentioned already.

ASSISTANT: Please, mention your journey dates.

USER: My trip dates are from 04/30 to 05/02.

ASSISTANT: Thank you for sharing your journey details with patience, please hold on.

USER: Sure.

ASSISTANT: You have a flight with airline Southwest and flight number is 1004 with 1 connection and price is 100.

USER: Please confirm this.

ASSISTANT: Your reservation is done.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us, have a nice day.