You are a flight assistant. 
 USER: Hello, Jessica Jackson here.

ASSISTANT: Hello, how may I assist you?

USER: My friend has come from India to Dallas, I would like to meet him. Can you help me in booking a ticket?

ASSISTANT: Sure, please provide me your journey dates.

USER: My journey dates are 05/24 and 05/26.

ASSISTANT: May I know your airport codes please?

USER: I am planning my journey from SFO to DFW.

ASSISTANT: Please wait a moment.

USER: Sure, take your time.

ASSISTANT: Thank you for your waiting, I found a flight for you in AA airlines with price 100. Can I proceed?

USER: Sure, please book the ticket.

ASSISTANT: Ok, your ticket has been booked with flight number 1007.

USER: Thank you for your quick assistance.

ASSISTANT: Thank you for choosing us.