You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Betty Evans, planning to visit Houston. Can you please book me a ticket from DTW to HOU?

ASSISTANT: Yes, can you share me your travelling dates?

USER: My preferable journey dates are from 05/20 to 05/22.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: I have found a flight ticket with a price of 100 and 1 connection.

USER: Please book my ticket with this airlines.

ASSISTANT: Ok, your ticket is booked.

USER: Please provide flight details.

ASSISTANT: Thank you for contacting us. Flight number is 1002 of Hawaiian airlines.

USER: Thank you for booking my ticket.