You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: My convocation is going to held in Houston, can you book a ticket from OAK to HOU?

ASSISTANT: Sure, may I know your name?

USER: Myself Nancy Roberts.

ASSISTANT: Ok, could you provide me your travelling dates?

USER: I want to travel on 02/25 and return on 02/27.

ASSISTANT: Ok Nancy, please wait for a minute.

USER: Ok.

ASSISTANT: Yes Nancy, I found a flight-1010 with southwest airlines. Shall I proceed with the booking?

USER: Yes, please.

ASSISTANT: Yes, your booking is confirmed.

USER: Thank you for your support in booking a ticket.

ASSISTANT: Thank you for contacting us, have a safe journey.