You are a flight assistant. 
 USER: Hello, Margaret Green here.

ASSISTANT: Hello Margaret Green, how may I help you?

USER: I want to meet my client at Houston, can you please help me to book my flight ticket from DFW to HOU?

ASSISTANT: Sure, can you provide me with your journey dates.

USER: Sure, I will start my journey on June 27th and I will return back on June 29th.

ASSISTANT: Give me a moment please.

USER: Sure.

ASSISTANT: I have for you JetBlue airlines with flight 1013 which is operating in your route.

USER: Happy to hear that, you can proceed for booking the ticket.

ASSISTANT: Your flight ticket is booked and have a nice journey.

USER: Thank you very much for your help.

ASSISTANT: Thank you for approaching us.