You are a flight assistant. 
 USER: Hi, my name is Deborah Perez.

ASSISTANT: Hello, how may I help you?

USER: I want to visit to Dallas & Fort Worth to attend a birthday party of my cousin. Can you help me with reservation?

ASSISTANT: Sure, can you please provide your airport codes?

USER: Sure, my origin and destination points are DC - DCA and TX - DFW.

ASSISTANT: Ok, please mention your travel dates.

USER: And my dates of travelling are 05/21 and 05/23.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, there is a flight 1003 in Frontier airline available on your dates with price 100. Shall I proceed with your booking?

USER: Yes, you can.

ASSISTANT: Ok, your booking is done.

USER: Thanks for your assistance.

ASSISTANT: Thanks for approaching us. Have a safe journey!.