You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Laura Green.

ASSISTANT: How can I help you?

USER: There is a court proceedings at Boston for which I need to attend very urgent. Can you please book me a ticket from Houston, IAH to Boston, BOS?

ASSISTANT: On which dates you like to travel?

USER: I need to be there at 08/20 after that I will return to my hometown on 08/22. Will you please find me a flight ticket on those dates?

ASSISTANT: There is a flight with single connection, can I proceed for booking in Southwest airlines it cost you 100?

USER: As it is a matter of urgency, can you please search for direct flight on these route?

ASSISTANT: Ok, give me some time to check the status of the flights.

USER: Sure, I will wait for your response.

ASSISTANT: I am sorry no direct flights found as per your request.

USER: Ok, not an issue. Please book my ticket with Southwest airlines.

ASSISTANT: Ok, your booking is done in 1006 flight.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for choosing us.