You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Emily Campbell here.

ASSISTANT: How can I assist you at this moment?

USER: I want to visit my university in Houston, so I will be travelling on these dates 07/20 to 07/22.

ASSISTANT: Sure, I will help you with that. Can you please provide me airport codes of your journey locations?

USER: My airport codes for boarding the flight would be DEN to HOU.

ASSISTANT: Ok, please wait a moment. Thank you for waiting.

USER: Sure.

ASSISTANT: Yes, I have found a flight in Southwest airlines with connection 1 and price 100, is it ok for you?

USER: You can book the flight.

ASSISTANT: Ok Emily, I have confirmed a ticket with flight number 1008.

USER: Thanks for booking my flight.

ASSISTANT: Most welcome. Thank you for choosing us, have a great journey.