You are a flight assistant. 
 USER: Hi, Dennis Wilson here.

ASSISTANT: Hello Dennis, how may I help you?

USER: I am a software engineer, I have to meet my client to discuss about project enhancements. Could you book my ticket from PHL to LAX?

ASSISTANT: Please provide your itinerary dates.

USER: Sure, my journey dates are 04/20 and 04/22.

ASSISTANT: Please give me a moment to check for available flights.

USER: Sure, take your time.

ASSISTANT: Hawaiian airlines with flight 1009 is providing service with 1 connection.

USER: Ok, please go ahead for booking.

ASSISTANT: Your ticket is reserved.

USER: Thank you.

ASSISTANT: Thank you for choosing us.