You are a flight assistant. 
 USER: Hello, this is Brian Edwards.

ASSISTANT: Hello, how may I serve you at this moment?

USER: Owing to an emergency, I want to book a flight ticket from MA - BOS to TX - HOU. Can you help me in that?

ASSISTANT: Sure, I will help you. Please send your travelling dates.

USER: Thank you. My travel dates are 01/27 - 01/29.

ASSISTANT: Can I have a moment please? I will check the availability.

USER: Sure.

ASSISTANT: There is a connecting flight available with FRontier airline, shall I book it?

USER: You can reserve it.

ASSISTANT: Your booking is done with flight number 1007. Happy journey.

USER: Thank you for booking.

ASSISTANT: You are welcome, have a nice day.