You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Donna Jackson here.

ASSISTANT: How may I assist you?

USER: Can you please help me in booking a ticket from LGA to IAH?

ASSISTANT: Sure, when would you like to travel?

USER: Sure, my journey dates are 01/21 and 01/23.

ASSISTANT: I found a flight for you in Southwest airlines with price 300. Can I proceed?

USER: Yes, you can proceed for booking.

ASSISTANT: Ok, your booking is confirmed with flight number 1015.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us. Have a safe journey.