You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: As I am a scientist, I want to attend science festival with my students at Minneapolis. Can you do the reservation?

ASSISTANT: Sure, may I know your travel dates?

USER: Dates are 03/29 and 03/31.

ASSISTANT: Please share me your airport codes?

USER: My airport codes are OAK-MSP.

ASSISTANT: May I know your name?

USER: Robert Thomas here.

ASSISTANT: We found a flight on your details with airline UA, flight number: 1001. Shall I book this ticket?

USER: Go ahead.

ASSISTANT: Your ticket has been booked.

USER: Thank you so much.

ASSISTANT: Thank you.