You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: My name is Joshua Wright. I would like to travel from LGA to DFW.

ASSISTANT: OK, may I know your preferable travelling dates?

USER: The journey dates are from 07/20 to 07/22.

ASSISTANT: OK. The airline Delta of flight number 1023 is available. Shall I proceed booking?

USER: Sure, proceed booking my ticket.

ASSISTANT: OK. Your ticket is booked.

USER: Thank you.

ASSISTANT: Have a safe journey.