You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Mary Johnson.

ASSISTANT: How can I aid you?

USER: Can you please help me in booking my flight ticket from BOS to HOU?

ASSISTANT: Sure, can I know the travel dates please?

USER: My travelling dates are Aug 27 and Aug 29.

ASSISTANT: Ok, wait a moment please.

USER: Ok, sure.

ASSISTANT: There is a connecting flight in Spirit airline with price 100, can I book it?

USER: Ok, please proceed with booking.

ASSISTANT: Your ticket has been booked with flight number 1021.

USER: Thank you for your help in booking my flight ticket.

ASSISTANT: You are welcome.