You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Emma Edwards here.

ASSISTANT: Edwards, how can I assist you?

USER: I am a surgeon, I have to operate a patient at Minneapolis. Could you book my ticket from Houston?

ASSISTANT: Sure, could you please provide me your airport codes?

USER: My origin and destination airport codes are HOU and MSP.

ASSISTANT: Ok, please provide me your trip dates.

USER: My itinerary dates are 08/03 and 08/05.

ASSISTANT: Flight-1005 is available with UA airlines and the ticket fare is 100 only. Shall I book the ticket for you?

USER: Please book my ticket.

ASSISTANT: Edwards, your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you for choosing us.