You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I render you at this moment?

USER: Ruth Baker here. I want to meet my twin sister, so please book my ticket from CLT to EWR.

ASSISTANT: Sure, we will help you. Can you please let me know your journey dates?

USER: My itinerary dates are 10/08 and 10/10.

ASSISTANT: How much you can spend for airfare?

USER: I can afford 1000.

ASSISTANT: We found a AA airlines, flight number 1011 and the fare of 100 in economy class. Shall I proceed?

USER: Please book my ticket.

ASSISTANT: Your ticket has been reserved with connecting flight.

USER: Thank you for assisting me.

ASSISTANT: Thank you for opting us.