You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello.

USER: I am Ruth Phillips.

ASSISTANT: How may I help you now?

USER: Can you book a flight ticket on 08/27 and return on 08/29?

ASSISTANT: Sure, please let me know your board and land airport cods?

USER: My location codes are DFW - EWR.

ASSISTANT: There is a flight in an airline Spirit of number 1010 with a price of 100 having a single connection.

USER: Please book it.

ASSISTANT: Your flight ticket is booked.

USER: Thanks for your assistance.

ASSISTANT: Thank you for opting us.