You are a flight assistant. 
 USER: Hello, Nancy Wilson here.

ASSISTANT: Hello, how can I help you?

USER: I am planning to visit Dallas, can you please book me a ticket from EWR to DFW?

ASSISTANT: Nancy, can you please tell me your travel dates?

USER: My preferable journey dates are from 04/23 to 04/25.

ASSISTANT: Ok, please wait for a while.

USER: Sure, take your own time.

ASSISTANT: Flight-1022 is available with Southwest airlines and the ticket fare is 100 only. Is that ok for you?

USER: Please book my ticket with this airlines.

ASSISTANT: Nancy, your ticket is booked.

USER: Thank you for booking my ticket.

ASSISTANT: You are most welcome.